The entire town of Whitter, Alaska, lives in a single building

The Begich Towers, in Whittier, Alaska, built by the military during the Cold War as a no-frills barracks, is now home to the majority of the isolated town's 300 or so residents. Correspondent Lee Cowan journeyed to Whittier to find out what it's like for virtually the entire population to live at the same address.